Interconnects AI | Nathan Lambert | Substack

GLM-5.3: How Chinese labs keep stride with the frontier

Hint: It’s really not a distillation story.

Aug 14 • Nathan Lambert

I wrote an AI textbook — how long until AI can do it better?

Reflections on AI's writing ability and how AI models get more capable.

Aug 12 • Nathan Lambert

5 useful things you'll learn in my new post-training textbook (shipping now!)

Reinforcement Learning from Human Feedback is coming to a neolab near you.

Aug 10 • Nathan Lambert

Lessons from the hacks

Musings on model alignment, what determines safety, and where we go from here.

Aug 9 • Nathan Lambert

Introducing our Artifacts Hub and Adoption Dashboard

Scaling our curation and measurement of the open ecosystem.

Aug 3 • Nathan Lambert

Interconnects AI

Interconnects AI

The cutting edge of AI, from inside the frontier AI labs, minus the hype. The border between high-level and technical thinking. Read by leading engineers, researchers, and investors.

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Recent posts

Latest open artifacts (#23): Laguna S2.1, Inkling, & Kimi K3 show the utility of open models on the Pareto frontier

Capacity to train strong models is proliferating.

Aug 2 • Florian Brand and Nathan Lambert

Open models recap: more on Kimi K3, Qwen 3.8, Xi's WAIC speech, distillation, the open-closed gap, and what's next

A podcast with Florian Brand.

Jul 22 • Nathan Lambert and Florian Brand

49:04

Kimi K3: The open-weights escalation

The global implications on the AI ecosystem.

Jul 20 • Nathan Lambert

6 months to live for open models

Staring down the barrel of policy action that could make open models a permanent second class citizen.

Jul 12 • Nathan Lambert

Projects

Explore our curation of the open-model ecosystem.

The Interconnects data dashboard.

The ATOM Project

Advocating for open model investment in the USA

Housekeeping

Get the audio version in your podcast player

My Post-training Book

Socials

Join for the best insider coverage of AI research.

Artifacts Log: Monthly recaps of open models

Latest open artifacts (#23): Laguna S2.1, Inkling, & Kimi K3 show the utility of open models on the Pareto frontier

Capacity to train strong models is proliferating.

Aug 2 • Florian Brand and Nathan Lambert

Latest open artifacts (#22): Zyphra, Cohere, and Poolside are expanding the breadth of the ecosystem

An assessment of the open ecosystem and the motivations behind releasing models

Jun 28 • Florian Brand and Nathan Lambert

Latest open artifacts (#21): Open model bonanza! Gemma 4, DeepSeek V4, Kimi K2.6, MiMo 2.5, GLM-5.1 & others. On CAISI's V4 assessment.

An eventful month with one flagship release after another

May 16 • Florian Brand and Nathan Lambert

Latest open artifacts (#20): New orgs! New types of models! With Nemotron Super, Sarvam, Cohere Transcribe, & others

One of our favorite issues of the series so far.

Mar 30 • Florian Brand and Nathan Lambert

Interviews: Discussions with leading AI researchers

49:04

Open models recap: more on Kimi K3, Qwen 3.8, Xi's WAIC speech, distillation, the open-closed gap, and what's next

A podcast with Florian Brand.

Jul 22 • Nathan Lambert and Florian Brand

56:35

Frontier post-training recipe review with Finbarr Timbers

"Interview" #18

Jun 16 • Nathan Lambert

35:35

Dean Ball on open models and government control

Subtle precedents on the future of open models set by the unfolding Anthropic v. Department of War case.

Mar 6 • Nathan Lambert and Dean W. Ball

1:07:41

Why Nvidia builds open models with Bryan Catanzaro

Interconnects interview #17 on the past, present, and future of the Nemotron project.

Feb 4 • Nathan Lambert

Interconnects AI

The cutting edge of AI, from inside the frontier AI labs, minus the hype. The border between high-level and technical thinking. Read by leading engineers, researchers, and investors.

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